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PROJECT NO.:160642 DATE DRILLED: 6/12/08 NORTHING: - <br /> LOCATION: BNSF CCT Stockton Railyard LOGGED BY: M. Sellwood EASTING: - <br /> TOP OF CASING ELEVATION: - <br /> 1645 Cherokee Road APPROVED BY: K. Woodburne PG TOP OF PVC ELEVATION: - <br /> Stockton,California DRILLING CO.: Boart Lonqyear GROUND SURFACE ELEVATION: - <br /> - DRILLING METHOD: 6-inch Sonic <br /> SAMPLER TYPE: 10-ft. Continuous-Core Barrel WELL <br /> Y } TOTAL DEPTH: Boring - 83.0 ft.;Well- 67.0 ft. 0 <br /> W W W 2 °o CONSTRUCTION <br /> Q > > _ DEPTH TO WATER: 50.0 ft. <br /> 0 0 0 L) a 0 o DETAIL <br /> a �= cr W o`o DESCRIPTION <br /> 0 Hand augered to 6'. ;: 0 Well Box <br /> SAND-FILL(SM):Dark yellowish brown(10YR 414),20%fines,75%fine-to with <br /> coarse-grained sand,5%fine-grained gravel,low plasticity,loose,dry. locking <br /> Cap <br /> Neat <br /> 5 5 Cement <br /> Grout <br /> 0 10.0/10.0 <br /> Sm– <br /> Fill <br /> M–Fill <br /> 2-inch <br /> Schedule <br /> 0 <br /> 10 10_'.... 40 PVC <br /> ITT <br /> TIT <br /> SILT(ML):Dark yellowish brown(10YR 4/4),70%fines,30%fine-grained <br /> ° 15 sand,medium plasticity,soft,dry. 15 <br /> 10.0/10.0 <br /> @ 16':moist. <br /> 0 <br /> r <br /> ° 20 20— <br /> @ 24':stiff. <br /> 25 @ 25':color change to brown(7.5YR 4/4),dry. ML 25 <br /> 0 <br /> 120/120 <br /> ° 30 -@ 30':very stiff. 30 <br /> 0 <br /> 35 35 <br /> 0MTN/ <br /> CLAY(CH):Yellowish brown(10YR 518),95%fines,5%fine-grained sand, CH <br /> 0 high plasticity,very stiff,dry. _ <br /> 0 12-0/12.0 SILT(ML):Yellowish brown(10YR 5/4),70%fines,30%fine-grained sand, <br /> medium plasticity,soft,moist. ML <br /> 40 40 <br /> TRC MONITORING WELL INSTALLATION LOG B-1 PAGE 1 OF <br /> PAGE <br /> � ,,. 3 <br />